Modern statistics , computational mathematics means and computer technology are used to work out the scheme of developing computer software system of hydrological data reorganization , to study the key technology of overcoming the difficult problems 利用现代统计、计算数学手段和计算机技术，研究制定了开发灌区水文资料整编计算机软件系统方案、攻克难点的关键技术。
Based on the mathematical definition and physical meaning , a fast effective method was studied to calculate mathematical inflection point using computer , and a algorithms was proposed to calculate the mathematical inflection point of discrete data using non - fitting curve way 在数学定义及物理意义的基础上,研究了利用计算机来计算数学拐点的一种快速有效的方法,提出了对于离散数据以非拟合曲线的方式计算拐点的算法。
For numerical analysis the flow field around the tested automobile is numerical calculated . in the last decades , along with the very quick advance of computers and numerical techniques computational fluid dynamics ( cfd ) has come out as a modern alternative for reducing wind tunnel tests . recently cfd is applied to various stages of automobile aerodynamics 近年来，伴随着计算机的发展及计算技术的进步，数值研究取得了迅猛的发展，这种数值研究属于计算流体力学cfd （ computationalfluiddynamics ）的范畴，它利用计算数学的算法将流场的控制方程离散到一系列网格节点上求其离散的数值解。
In this thesis , the basic components , principles and realizing methods of acdes & abpas are explained , especially the way of knowledge expressing and acquiring , the reasoning mechanism and the controlling strategy , the building of mathematic model , the method of parameter checking and so on . two examples are made to validate the practicability of the systems 本文阐述了acdes与abpas的基本组成、原理以及具体的实现方法，并详细设计了acdes中的知识表示、知识获取、推理机制和控制策略与abpas中的制动计算数学模型建立、制动系参数校核方法等内容，并以两个具体实例验证了系统的实用性。
Cad / cam is a complicated and systemic engineering , which relates to many fields such as computer science and engineering , computational mathematics , cg , data structure , db , simulation , nc , robot , al , professional knowledge relating to design and manufacture , and so on Cad cam是一项综合性的技术复杂的系统工程，涉及许多学科领域，如计算机科学与工程、计算数学、计算机图形学、数据结构和数据库、仿真、数控、机器人和人工智能学科和技术以及产品设计和制造相关的专业知识。
In this article , the concept of statistical template based on data was firstly brought forward , which can effectively simulate the entire statistical computation process by recording the information of data structure and analytic method . we make the statistical template as theoretical basis of statistical analysis platform ( sap ) the statistical template can make our sap has the properties described as follow : 1 . good facility the requirement is to have the statistical knowledge , user need n ' t has any background of computer science and computational mathematics ; the time that is used to learn is short 本文通过对一般统计计算过程的分析，提出了以统计数据为中心的统计分析模板的概念，该概念以统计字段来描述统计数据的数据结构，通过记录统计数据结构信息及其相应的统计分析计算服务信息的形式在逻辑上有效地模拟了统计计算的全过程，从而为统计软件平台构建了一个坚实的理论基础，使该统计软件平台具备了以下特点： 1 、易于使用概念清晰、使用简便，作分析工作时使用者无需任何计算机科学和计算数学背景知识，懂得基本操作即可，学习周期短。
